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<h1 class="topictitle1">Managing File System Copies</h1>
<div id="body0000001240485523"><p id="EN-US_TOPIC_0000001240485523__p118251291236">This section describes the operations that you can perform on copy data on ProtectManager.</p>
<p id="EN-US_TOPIC_0000001240485523__p1143217175110">Before performing these operations, you need to log in to ProtectManager and choose <span class="uicontrol" id="EN-US_TOPIC_0000001240485523__uicontrol9143133018394"><b><span id="EN-US_TOPIC_0000001240485523__text154711237125112"><strong>Explore</strong></span> &gt; <span id="EN-US_TOPIC_0000001240485523__text3405121755116"><strong>Copy Data</strong></span> &gt; <span id="EN-US_TOPIC_0000001240485523__text1336131816475"><strong>Local File System</strong></span></b></span>. The local file system copy page is displayed. Click the <span class="uicontrol" id="EN-US_TOPIC_0000001240485523__uicontrol17104591097"><b><span id="EN-US_TOPIC_0000001240485523__text7396782101"><strong>Copy</strong></span></b></span> tab and perform related operations by copy.</p>
<p id="EN-US_TOPIC_0000001240485523__p187384984516"><a href="#EN-US_TOPIC_0000001240485523__table209011005246">Table 1</a> describes the relevant operations.</p>

<div class="tablenoborder"><a name="EN-US_TOPIC_0000001240485523__table209011005246"></a><a name="table209011005246"></a><table cellpadding="4" cellspacing="0" summary="" id="EN-US_TOPIC_0000001240485523__table209011005246" frame="border" border="1" rules="all"><caption><b>Table 1 </b>Operations related to file system copies</caption><colgroup><col style="width:20.150000000000002%"><col style="width:46.51%"><col style="width:33.33%"></colgroup><thead align="left"><tr id="EN-US_TOPIC_0000001240485523__row1090118052418"><th align="left" class="cellrowborder" valign="top" width="20.152015201520154%" id="mcps1.3.4.2.4.1.1"><p id="EN-US_TOPIC_0000001240485523__p690111010242">Operation</p>
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<th align="left" class="cellrowborder" valign="top" width="46.514651465146514%" id="mcps1.3.4.2.4.1.2"><p id="EN-US_TOPIC_0000001240485523__p1290110016249">Description</p>
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<th align="left" class="cellrowborder" valign="top" width="33.33333333333333%" id="mcps1.3.4.2.4.1.3"><p id="EN-US_TOPIC_0000001240485523__p169016042414">Navigation Path</p>
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</thead>
<tbody><tr id="EN-US_TOPIC_0000001240485523__row89019014241"><td class="cellrowborder" valign="top" width="20.152015201520154%" headers="mcps1.3.4.2.4.1.1 "><p id="EN-US_TOPIC_0000001240485523__p179010019242">Modifying a copy retention policy</p>
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<td class="cellrowborder" valign="top" width="46.514651465146514%" headers="mcps1.3.4.2.4.1.2 "><p id="EN-US_TOPIC_0000001240485523__en-us_topic_0000001090712911_p910714592398"><strong id="EN-US_TOPIC_0000001240485523__b175753573185">Scenario</strong></p>
<p id="EN-US_TOPIC_0000001240485523__en-us_topic_0000001090712911_p3176821194114">This operation enables you to modify the retention period of a copy.</p>
<p id="EN-US_TOPIC_0000001240485523__p95521448134"><strong id="EN-US_TOPIC_0000001240485523__b6859197181915">Note</strong></p>
<ul id="EN-US_TOPIC_0000001240485523__ul1179081318123"><li id="EN-US_TOPIC_0000001240485523__li2790121351213">The modified copy retention period is calculated once the modification takes effect.</li><li id="EN-US_TOPIC_0000001240485523__li1972561518126">If the expiration time T of any copy in a copy chain except the latest one arrives, the copy and the associated copies whose expiration time is earlier than T are deleted in sequence.<div class="note" id="EN-US_TOPIC_0000001240485523__note183069328278"><span class="notetitle"> NOTE: </span><div class="notebody"><ul id="EN-US_TOPIC_0000001240485523__ul730145918442"><li id="EN-US_TOPIC_0000001240485523__li130185944418">A copy chain refers to a full copy and all its associated incremental copies. If a full copy does not have any associated incremental copy, the full copy independently forms a copy chain.</li><li id="EN-US_TOPIC_0000001240485523__li08765084510">The expiration of the latest copy chain cannot be triggered.</li></ul>
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</li></ul>
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<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.3.4.2.4.1.3 "><p id="EN-US_TOPIC_0000001240485523__p192841855201517">In the row where the copy resides, choose <span class="uicontrol" id="EN-US_TOPIC_0000001240485523__uicontrol0861124323020"><b><span id="EN-US_TOPIC_0000001240485523__text986064353014"><strong>More</strong></span> &gt; <span id="EN-US_TOPIC_0000001240485523__text18612432303"><strong>Modify Retention Policy</strong></span></b></span>.</p>
<p id="EN-US_TOPIC_0000001240485523__p16710152319371">You can set the retention period to be permanent or to <em id="EN-US_TOPIC_0000001240485523__i141771747319">xx</em> days, <em id="EN-US_TOPIC_0000001240485523__i161789416316">xx</em> weeks, <em id="EN-US_TOPIC_0000001240485523__i517819417319">xx</em> months, or <em id="EN-US_TOPIC_0000001240485523__i1617915417319">xx</em> years.</p>
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<tr id="EN-US_TOPIC_0000001240485523__row1901503240"><td class="cellrowborder" valign="top" width="20.152015201520154%" headers="mcps1.3.4.2.4.1.1 "><p id="EN-US_TOPIC_0000001240485523__p1490130182411">Deleting a copy</p>
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<td class="cellrowborder" valign="top" width="46.514651465146514%" headers="mcps1.3.4.2.4.1.2 "><p id="EN-US_TOPIC_0000001240485523__en-us_topic_0000001090712911_p11138151411384"><strong id="EN-US_TOPIC_0000001240485523__b4250012194">Scenario</strong></p>
<p id="EN-US_TOPIC_0000001240485523__en-us_topic_0000001090712911_p194421917183812">If a copy is not required or becomes invalid, you can delete it to free up storage space.</p>
<p id="EN-US_TOPIC_0000001240485523__en-us_topic_0000001090712911_p131383146380"><strong id="EN-US_TOPIC_0000001240485523__b3702998195">Note</strong></p>
<ul id="EN-US_TOPIC_0000001240485523__en-us_topic_0000001090712911_ul117392017113917"><li id="EN-US_TOPIC_0000001240485523__en-us_topic_0000001090712911_li1019242317398">Before deleting a copy, ensure that the copy is no longer used for restoration.</li><li id="EN-US_TOPIC_0000001240485523__en-us_topic_0000001090712911_li1247937103912">Copies in the <span class="uicontrol" id="EN-US_TOPIC_0000001240485523__uicontrol012115711910"><b><span id="EN-US_TOPIC_0000001240485523__text16787181018163"><strong>Invalid</strong></span></b></span> state can be deleted, and unindexed copies in the <span class="uicontrol" id="EN-US_TOPIC_0000001240485523__uicontrol24211640143716"><b><span id="EN-US_TOPIC_0000001240485523__text2042054013378"><strong>Normal</strong></span></b></span> state can also be deleted. Copies in other states cannot be deleted.</li><li id="EN-US_TOPIC_0000001240485523__li2546162414312">After a copy is deleted, all the copies that depend on the copy are also deleted.</li><li id="EN-US_TOPIC_0000001240485523__li102431517271">Copies in the latest copy chain cannot be deleted (except that the latest copy chain comprises only one copy).<div class="note" id="EN-US_TOPIC_0000001240485523__note16001331778"><span class="notetitle"> NOTE: </span><div class="notebody"><p id="EN-US_TOPIC_0000001240485523__p56001531271">A copy chain refers to a full copy and all its associated incremental copies. If a full copy does not have any associated incremental copy, the full copy independently forms a copy chain.</p>
</div></div>
</li></ul>
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<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.3.4.2.4.1.3 "><p id="EN-US_TOPIC_0000001240485523__p1150813115169">In the row where the copy resides, choose <span class="uicontrol" id="EN-US_TOPIC_0000001240485523__uicontrol1191243144810"><b><span id="EN-US_TOPIC_0000001240485523__text08681706483"><strong>More</strong></span> &gt; <span id="EN-US_TOPIC_0000001240485523__text037173134817"><strong>Delete</strong></span></b></span>.</p>
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<tr id="EN-US_TOPIC_0000001240485523__row18901190122417"><td class="cellrowborder" valign="top" width="20.152015201520154%" headers="mcps1.3.4.2.4.1.1 "><p id="EN-US_TOPIC_0000001240485523__p1890112062412"><span id="EN-US_TOPIC_0000001240485523__text65234302161"><strong>Clear Index</strong></span></p>
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<td class="cellrowborder" valign="top" width="46.514651465146514%" headers="mcps1.3.4.2.4.1.2 "><p id="EN-US_TOPIC_0000001240485523__p167291523314"><strong id="EN-US_TOPIC_0000001240485523__b16284051914">Scenario</strong></p>
<p id="EN-US_TOPIC_0000001240485523__p272925273114">If the index of a copy is not required, you can delete the index.</p>
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<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.3.4.2.4.1.3 "><p id="EN-US_TOPIC_0000001240485523__p19901190152420">In the row where the copy resides, choose <span class="uicontrol" id="EN-US_TOPIC_0000001240485523__uicontrol20442167173217"><b><span id="EN-US_TOPIC_0000001240485523__text344216715323"><strong>More</strong></span> &gt; <span id="EN-US_TOPIC_0000001240485523__text14672022191618"><strong>Clear Index</strong></span></b></span>.</p>
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<tr id="EN-US_TOPIC_0000001240485523__row11901203241"><td class="cellrowborder" colspan="3" valign="top" headers="mcps1.3.4.2.4.1.1 mcps1.3.4.2.4.1.2 mcps1.3.4.2.4.1.3 "><p id="EN-US_TOPIC_0000001240485523__p1558718617267">Note: The configurations for restore and file level restore are similar to those in <a href="en-us_topic_0000001234156055.html">Restoring a File System</a> and <a href="en-us_topic_0000001234554539.html">Restoring Files in a File System</a>, which are not repeated in this section.</p>
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<div class="parentlink"><strong>Parent topic:</strong> <a href="en-us_topic_0000001240605507.html">Copies</a></div>
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